Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2025 | 2,985 | $408 | $142.96 | $128.51 - $157.09 |
| Q4 2024 | 2,811 | $430 | $168.67 | $145.07 - $195.00 |
| Q3 2024 | 12,808 | $2,483 | $209.21 | $188.78 - $238.00 |
| Q2 2024 | 13,749 | $3,187 | $217.32 | $189.44 - $237.54 |
| Q1 2024 | 13,837 | $2,984 | $234.20 | $211.02 - $268.30 |
| Q4 2023 | 15,526 | $4,018 | $245.62 | $220.86 - $269.43 |
| Q3 2023 | 16,287 | $4,186 | $267.47 | $251.85 - $287.60 |
| Q2 2023 | 16,855 | $4,801 | $297.86 | $273.39 - $319.76 |
| Q1 2023 | 15,173 | $4,218 | $276.70 | $254.80 - $295.90 |
| Q4 2022 | 15,083 | $4,177 | $282.44 | $250.31 - $311.88 |
| Q3 2022 | 13,258 | $3,540 | $212.38 | $193.65 - $283.44 |
| Q2 2022 | 12,567 | $2,563 | $204.43 | $187.16 - $225.50 |
| Q1 2022 | 11,978 | $2,522 | $217.46 | $192.67 - $249.00 |
| Q4 2021 | 9,084 | $2,180 | $257.12 | $221.72 - $290.76 |
| Q3 2021 | 9,539 | $2,700 | $327.75 | $282.64 - $372.12 |
| Q2 2021 | 8,378 | $2,889 | $302.94 | $257.03 - $468.55 |
| Q1 2021 | 7,043 | $1,970 | $269.69 | $238.40 - $296.38 |
| Q4 2020 | 5,522 | $1,353 | $259.08 | $223.25 - $363.92 |
| Q3 2020 | 5,635 | $1,584 | $278.91 | $261.87 - $312.00 |
| Q2 2020 | 4,585 | $1,268 | $300.59 | $257.60 - $350.24 |
| Q1 2020 | 3,650 | $1,070 | $303.47 | $262.25 - $374.99 |
| Q4 2019 | 2,205 | $654 | $277.46 | $219.70 - $318.00 |
| Q3 2019 | 1,961 | $563 | $232.85 | $215.78 - $246.99 |
| Q2 2019 | 899 | $218 | $230.90 | $219.20 - $245.35 |